GEOLOGICAL AND GEOELECTRICAL INVESTIGATION OF DIRIOTE DEPOSITS IN OBIAGU, AMAUBURI, AND UMUNEOCHI AREA, SOUTH-EASTERN NIGERIA – SUGGESTIONS FOR QUARRY SITE. FJS [Internet]. 2023 Jul. 6 [cited 2025 Sep. 12];7(3):40-7. Available from: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/1775